Expertise in
66
conditions

Dr. Marc A. Cohen

Otolaryngology
5525 Etiwanda Ave, 
Tarzana, CA 
Accepting New Patients
Offers Telehealth
Referral may be required
Before you request
Expertise in
66
conditions
5525 Etiwanda Ave, 
Tarzana, CA 

Overview

Marc Cohen is an Otolaryngologist practicing medicine in Tarzana, California.

Dr. Cohen is highly rated in 66 conditions, according to our data. His clinical expertise encompasses Sinus Cancer, Low Nasal Bridge, Nasal Septal Hematoma, Endoscopic Transnasal Transsphenoidal Surgery, and Gastrostomy.

He is actively involved in clinical research, co-authoring 395 peer reviewed articles and participating in 5 clinical trials. Dr. Cohen is currently accepting new patients.

Graduate Institution

Stony Brook University - School Of Medicine , 2000 - 2004

Specialties

Otolaryngology

Licenses

Otolaryngology in CA

Hospital Affiliations

Providence Cedars Sinai Tarzana Medical Center

Languages Spoken

English

Gender

Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

Find your insurance
Find your insuranceClose

Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Alignment Health Plan
  • MEDICARE MAPD
  • MEDICARE SNP
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
Anthem BCBS
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
Blue Shield of California
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE-MEDICAID PLAN
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Cambia Health Solutions
  • EPO
  • INSURANCE PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • PPO
CareFirst
  • HMO
  • POS
  • PPO
Change Healthcare
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
Cigna
  • EPO
  • HMO
  • PPO
Health Care Services Corporation
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Health Net

Accepted plan types not found. Please verify directly with the provider.

Horizon Healthcare
  • EPO
  • POS
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Independent Health
  • EPO
  • POS
  • PPO
Kaiser Permanente
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER MEDICARE
  • POS
  • PPO
LA Care
  • HMO
  • MANAGED MEDICAID PLAN
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
Oscar
  • EPO
  • HMO
  • PPO
SCAN Health Plan
  • INSURANCE PLAN
  • MEDICARE MAPD
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
Walgreens
  • MEDICARE DISCOUNT CARD
  • MEDICARE PDP
  • OTHER MEDICARE
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 18 Less Insurance Carriers -

Locations

Ent Group Of Los Angeles
5525 Etiwanda Ave, Tarzana, CA 91356

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.

5 Clinical Trials

Phase II Randomized Trial of Neoadjuvant Chemotherapy Followed by Surgery and Post-Operative Radiation Versus Surgery and Post-Operative Radiation for Organ Preservation of T3 and T4a (and Selected T4b) Nasal and Paranasal Sinus Squamous Cell Carcinoma (NPNSCC)
Phase II Randomized Trial of Neoadjuvant Chemotherapy Followed by Surgery and Post-Operative Radiation Versus Surgery and Post-Operative Radiation for Organ Preservation of T3 and T4a (and Selected T4b) Nasal and Paranasal Sinus Squamous Cell Carcinoma (NPNSCC)
Enrollment Status: Active_not_recruiting
Publish Date: August 19, 2026
Intervention Type: Radiation, Drug, Other, Procedure
Study Drugs: Carboplatin, Cisplatin, Docetaxel
Study Phase: Phase 2
Immunotherapy With MK-3475 in Locoregionally Advanced, Surgically Resectable Head and Neck Squamous Cell Carcinoma
Immunotherapy With MK-3475 in Locoregionally Advanced, Surgically Resectable Head and Neck Squamous Cell Carcinoma
Enrollment Status: Completed
Publish Date: August 05, 2026
Intervention Type: Radiation, Procedure, Biological, Drug
Study Drugs: Pembrolizumab, Cisplatin
Study Phase: Phase 2
OSB Lead-AMPLATZER PFO Occluder New Enrollment PAS
OSB Lead-AMPLATZER PFO Occluder New Enrollment PAS
Enrollment Status: Active_not_recruiting
Publish Date: March 11, 2026
Intervention Type: Device
Study Phase: Not Applicable
Portico Re-sheathable Transcatheter Aortic Valve System US IDE Trial
Portico Re-sheathable Transcatheter Aortic Valve System US IDE Trial
Enrollment Status: Active_not_recruiting
Publish Date: July 20, 2025
Intervention Type: Device
Study Phase: Not Applicable
Systemic Anticoagulation With Full Dose Low Molecular Weight Heparin (LMWH) Vs. Prophylactic or Intermediate Dose LMWH in High Risk COVID-19 Patients (HEP-COVID Trial)
Systemic Anticoagulation With Full Dose Low Molecular Weight Heparin (LMWH) Vs. Prophylactic or Intermediate Dose LMWH in High Risk COVID-19 Patients (HEP-COVID Trial)
Enrollment Status: Completed
Publish Date: November 22, 2021
Intervention Type: Drug
Study Drug: Enoxaparin
Study Phase: Phase 3
View 4 Less Clinical Trials

395 Total Publications

No Increased Mortality Hazard Among High-Dose Topical and Oral Isotretinoin Users: Revisiting the VATTC.
No Increased Mortality Hazard Among High-Dose Topical and Oral Isotretinoin Users: Revisiting the VATTC.
Journal: Dermatologic surgery : official publication for American Society for Dermatologic Surgery [et al.]
Published: July 10, 2026
Similar Doctors
Expertise in
22
conditions
Dr. Akira Ishiyama
Otolaryngology
Expertise in
22
conditions
Dr. Akira Ishiyama
Otolaryngology
Referral may be required

Olive View-UCLA Medical Center

14445 Olive View Dr, 
Sylmar, CA 
 (11.8 miles away)
818-364-3194
Languages Spoken:
English
See accepted insurances
Offers Telehealth

Akira Ishiyama is an Otolaryngologist practicing medicine in Sylmar, California. Dr. Ishiyama is highly rated in 22 conditions, according to our data. His clinical expertise encompasses Meniere Disease, Familial Otosclerosis, Otosclerosis, Mastoidectomy, and Tissue Biopsy.

Expertise in
33
conditions
Dr. Hamid R. Djalilian
Otolaryngology
Expertise in
33
conditions
Dr. Hamid R. Djalilian
Otolaryngology
Referral may be required

UCI Health Gavin Herbert Eye Institute - Orange

101 The City Drive South, Building 30A, 
Orange, CA 
 (45.2 miles away)
714-456-7017
Languages Spoken:
English, Farsi, Spanish
See accepted insurances
Offers Telehealth

Hamid Djalilian is an Otolaryngologist practicing medicine in Orange, California. Dr. Djalilian is highly rated in 33 conditions, according to our data. His clinical expertise encompasses Tinnitus, Cholesteatoma, Facial Paralysis, Myringotomy, and Mastoidectomy. Dr. Djalilian is board certified in American Board Of Otolaryngology - Head And Neck Surgery - Neurotology and American Board Of Otolaryngology - Head And Neck Surgery - Otolaryngology - Head And Neck Surgery.

Expertise in
12
conditions
Dr. Rick A. Friedman
Otolaryngology
Expertise in
12
conditions
Dr. Rick A. Friedman
Otolaryngology
Referral may be required

Keck Medical Center Of USC

1450 San Pablo St Ste 5100, 
Los Angeles, CA 
 (20.1 miles away)
323-442-8500
Languages Spoken:
English
See accepted insurances

Rick Friedman is an Otolaryngologist practicing medicine in Los Angeles, California. Dr. Friedman is highly rated in 12 conditions, according to our data. His clinical expertise encompasses Acoustic Neuroma, Schwannoma, Hearing Loss, and Occupational Hearing Loss.

Frequently Asked Questions about Dr. Marc A. Cohen

How do I make an appointment with Dr. Marc A. Cohen?

You can book an appointment with Dr. Marc A. Cohen by calling their office at 818-609-0600. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.

Is Dr. Marc A. Cohen a top-rated expert for Sinus Cancer?

MediFind is an objective health platform that identifies experts based on real-world data. Dr. Marc A. Cohen is classified as an Distinguished expert for Sinus Cancer, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.

What conditions does Dr. Marc A. Cohen specialize in?

While Dr. Marc A. Cohen is a Otolaryngology, they have specific expertise in Sinus Cancer, Low Nasal Bridge, and Nasal Septal Hematoma. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Otolaryngology.

Does Dr. Marc A. Cohen participate in research or clinical trials?

Yes. Dr. Marc A. Cohen has published 395 articles and abstracts on conditions like Sinus Cancer. You can view a list of Dr. Marc A. Cohen's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.

Does Dr. Marc A. Cohen accept my insurance?

Dr. Marc A. Cohen accepts most major insurance plans, including Aetna and Alignment Health Plan. We recommend calling the office directly at 818-609-0600 to verify that your specific plan is currently accepted before your visit.

Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Cohen's expertise for a condition
ConditionClose
    View All 14 Distinguished Conditions
    View All 52 Advanced Conditions
    View All 73 Experienced Conditions
    Want to save this doctor for later?
    Sign Up
    Is this your doctor?
    Find A Second Opinion
    Not sure about your diagnosis?
    Check Your Symptoms
     
     
     
     
    Learn about our expert tiers
    Learn More
    Are you the provider on this profile?
    Claim Profile